html, body {
  font-family: 'Open Sans','Helvetica Neue',Arial,'Hiragino Sans GB','Microsoft YaHei','WenQuanYi Micro Hei',sans-serif;
}

.logo {
  display: block;
  width: 200px;
  height: 200px;
  margin: 60px auto 0;
}

.welcome, .text {
  margin: 10px 0;
  text-align: center;
  color: #4e4e4e;
}

.welcome {
  font-size: 36px;
}

.text {
  font-size: 26px;
}